Description

Hand-cranked 4-stroke gasoline engine model at 13

letting students trace renewable-energy conversion step by step

sized to reconfigure the demonstration meter as a 0-500mA ammeter for general-purpose student bench work

bundle sheath

12-Piece Steel Extension Spring Set, 6-9" Physics_Force & Motion Hand-cranked 4-stroke gasoline engine modelTwelve spring steel extension set paired across six size combinations with looped ends, offering a spread of spring constants for simultaneous comparison in oscillation and Hooke's Law experiments.

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12-Piece Steel Extension Spring Set, 6-9" Physics_Force & Motion Hand-cranked 4-stroke gasoline engine model

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